/* Relay Systems — a machine drawing, including selectable callouts. */
.blueprint {
  --paper:#142d49;
  --ink:#dbf5f2;
  --line:#6aa4ad;
  --focus:#ffe187;
  --side:4.5vw;
  --body:ui-monospace,SFMono-Regular,Consolas,monospace;
}

.blueprint .sample-mast {
  background:#10253b;
  min-height:60px;
}

.blueprint .wordmark {
  font:bold 21px ui-monospace,monospace;
  letter-spacing:-.065em;
}

.relay-sheet {
  margin:22px 4vw 30px;
  border:1px solid #8ab6bf;
  background-color:#163654;
  background-image:linear-gradient(#c0f1f00e 1px,transparent 1px),linear-gradient(90deg,#c0f1f00e 1px,transparent 1px);
  background-size:20px 20px;
}

.relay-sheet>header {
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:8px 13px;
  border-bottom:1px solid #83acb8;
  color:#abd8dd;
}

.relay-sheet>header .micro {
  font-size:9px;
}

.relay-layout {
  display:grid;
  grid-template-columns:.85fr 1.3fr;
  align-items:center;
  gap:10px;
  padding:20px 2.5vw;
}

.relay-intro h1 {
  font:520 clamp(41px,5.9vw,86px)/.94 ui-monospace,monospace;
  letter-spacing:-.083em;
}

.relay-intro>p:not(.eyeline) {
  font:14px/1.55 ui-monospace,monospace;
  max-width:31ch;
  margin:18px 0;
  color:#c3dddf;
}

.relay-intro .eyeline {
  color:#91d7d8;
}

.relay-keys {
  display:grid;
  gap:3px;
  max-width:250px;
}

.relay-keys button {
  text-align:left;
  font:12px ui-monospace,monospace;
  padding:9px 11px;
  border:1px solid #769aaa;
  background:#10273dc4;
}

.relay-keys button[aria-pressed=true] {
  background:#a8e4de;
  color:#142e47;
}

.relay-drawing,.trail-sheet,.planisphere {
  position:relative;
}

.relay-drawing img,.trail-sheet img,.planisphere img {
  width:100%;
  height:auto;
}

.hotspot {
  position:absolute;
  transform:translate(-50%,-50%);
  height:27px;
  width:27px;
  border:1px solid #a7e4df;
  border-radius:50%;
  padding:0;
  background:#18354e;
  color:#c5ebeb;
  font:11px ui-monospace,monospace;
}

.hotspot[aria-pressed=true] {
  background:#b7e7db;
  color:#12283f;
}

.point-0 {
  left:86.11%;
  top:12.71%;
}

.point-1 {
  left:10.97%;
  top:45.42%;
}

.point-2 {
  left:84.58%;
  top:82.92%;
}

.relay-readout {
  border-top:1px solid #90b0bb;
  background:#102943;
}

.relay-readout>div {
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  gap:20px;
  padding:15px 2.5vw;
  align-items:start;
}

.part-number,.relay-readout small {
  font:10px ui-monospace,monospace;
  color:#98d0d1;
}

.relay-readout h2 {
  font:600 21px ui-monospace,monospace;
  letter-spacing:-.05em;
}

.relay-readout p {
  font:13px/1.5 ui-monospace,monospace;
  margin-top:6px;
  max-width:74ch;
}

.relay-service {
  background:#dfeee7;
  color:#182e40;
  padding:44px 6vw;
}

.relay-service h2 {
  font:600 clamp(36px,4.4vw,68px)/1 ui-monospace,monospace;
  letter-spacing:-.075em;
}

.relay-service ol {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  list-style:none;
  gap:4%;
  padding:0;
  margin:22px 0 0;
}

.relay-service li {
  border-top:1px solid;
  padding-top:12px;
}

.relay-service li span {
  display:block;
  margin-top:8px;
  font-size:13px;
  line-height:1.6;
}

/* Contour Club — a field map that folds against its route legend. */
.alpine {
  --paper:#e9e8d9;
  --ink:#263c31;
  --line:#697a64;
  --focus:#944404;
  --side:5vw;
}

.alpine .sample-mast {
  background:#264638;
  color:#f5efdb;
  min-height:61px;
}

.alpine .wordmark {
  font:700 25px Georgia,serif;
}

.topo {
  margin:25px var(--side) 34px;
  display:grid;
  grid-template-columns:.68fr 1.42fr;
  gap:0;
  box-shadow:2px 5px 16px #384f3619;
  border:1px solid #8e947c;
}

.topo-legend {
  padding:clamp(20px,3vw,44px);
  background:#f3edda;
  border-right:1px solid #9ca085;
}

.topo-legend h1 {
  font:600 clamp(46px,6vw,91px)/.92 Georgia,serif;
  letter-spacing:-.07em;
}

.topo-legend>p:not(.eyeline) {
  margin:15px 0;
  line-height:1.4;
  font-size:14px;
}

.trail-keys {
  display:grid;
}

.trail-keys button {
  display:flex;
  align-items:center;
  gap:13px;
  text-align:left;
  background:transparent;
  border:0;
  border-top:1px dashed #8d987e;
  padding:9px 0;
  font:bold 14px/1.4 Arial;
}

.trail-keys button span {
  font:11px ui-monospace,monospace;
}

.trail-keys button[aria-pressed=true] {
  color:#9b3a12;
}

.trail-keys button[aria-pressed=true]:after {
  content:'●';
  margin-left:auto;
}

.trail-sheet {
  align-self:center;
  background:#f1ebd7;
}

.trail-lines,.planisphere>svg {
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  pointer-events:none;
}

.trail-lines polyline {
  stroke:#d4551c;
  stroke-width:4;
  stroke-linejoin:round;
  stroke-linecap:round;
  fill:none;
}

.trail-lines .route-halo {
  stroke:#fff8d9;
  stroke-width:8;
}

.trail-lines circle {
  fill:#f8ebc8;
  stroke:#9b3711;
  stroke-width:3;
}

.map-tag {
  position:absolute;
  bottom:8px;
  right:10px;
  padding:4px 7px;
  background:#ede5cae8;
  font:9px ui-monospace,monospace;
}

.trail-card {
  grid-column:1/-1;
  color:#edf0db;
  background:#334936;
}

.trail-card>div {
  display:grid;
  grid-template-columns:.8fr .9fr 1.5fr;
  gap:4%;
  padding:18px 3vw;
  align-items:center;
}

.trail-card small,.trail-card dt {
  font:10px ui-monospace,monospace;
  text-transform:uppercase;
}

.trail-card h2 {
  font:28px Georgia,serif;
}

.trail-card dl {
  display:flex;
  gap:15px;
}

.trail-card dd {
  font:bold 18px ui-monospace,monospace;
  margin-top:6px;
}

.trail-card p,.pack-note p:last-child {
  font-size:14px;
  line-height:1.55;
}

.pack-note {
  padding:25px 10vw 46px;
}

.pack-note h2 {
  font:normal 37px Georgia,serif;
  letter-spacing:-.05em;
}

.pack-note p:last-child {
  margin-top:12px;
  max-width:68ch;
}

/* Soundings — an open, daylight data almanac. */
.tide {
  --paper:#dfedef;
  --ink:#194a57;
  --line:#7da3a9;
  --side:6vw;
}

.tide .sample-mast {
  min-height:59px;
}

.tide .wordmark {
  font:bold 21px/1 ui-monospace,monospace;
  letter-spacing:.035em;
}

.tide .wordmark span {
  font:36px Georgia,serif;
}

.tide-station {
  padding:33px var(--side) 43px;
}

.station-heading {
  border-bottom:3px double #76999e;
  padding-bottom:21px;
}

.station-heading h1 {
  font:normal clamp(55px,8vw,124px)/.98 Georgia,serif;
  letter-spacing:-.065em;
}

.station-heading>span {
  display:block;
  font:10px ui-monospace,monospace;
  letter-spacing:.12em;
  margin-top:15px;
}

.tide-instrument {
  display:grid;
  grid-template-columns:.55fr 1.45fr;
  gap:5%;
  align-items:center;
  margin-top:34px;
}

.tide-reading strong {
  font:400 clamp(55px,8.2vw,120px)/1 Georgia,serif;
  letter-spacing:-.085em;
  font-variant-numeric:tabular-nums;
}

.tide-reading>p:nth-child(2)>span {
  font:24px Georgia,serif;
}

.tide-reading>span {
  display:inline-block;
  margin-top:12px;
  font:13px ui-monospace,monospace;
  border-top:1px solid;
  padding-top:8px;
}

.tide-plot {
  min-width:0;
}

.tide-plot svg {
  width:100%;
  height:auto;
}

.plot-meta,.plot-ticks,.tide-plot label {
  display:flex;
  justify-content:space-between;
  gap:10px;
  font:10px ui-monospace,monospace;
  letter-spacing:.06em;
}

.plot-meta {
  margin-bottom:8px;
}

.plot-ticks {
  margin:5px 0 15px;
}

.tide-plot label {
  font-size:13px;
  letter-spacing:0;
}

.tide-plot input {
  display:block;
  width:100%;
  accent-color:#9c4934;
  min-height:34px;
}

.harbour-log {
  background:#f5f2e7;
  color:#284f56;
  padding:36px var(--side);
  display:grid;
  grid-template-columns:.45fr .8fr 1.3fr;
  gap:18px 4%;
}

.harbour-log h2 {
  font:italic 34px Georgia,serif;
}

.harbour-log p {
  font:20px/1.45 Georgia,serif;
}

.harbour-log small {
  grid-column:3;
  font:11px/1.4 ui-monospace,monospace;
}

/* A pocket observatory — brass scales on an inky sky. */
.observatory {
  --paper:#101c30;
  --ink:#f3dfac;
  --line:#a1854b80;
  --focus:#fae9bb;
  --side:6vw;
}

.observatory .wordmark {
  font:small-caps 25px/1.1 Georgia,serif;
  letter-spacing:.02em;
}

.meridian-studio {
  display:grid;
  grid-template-columns:1fr 1.1fr;
  align-items:center;
  gap:5%;
  padding:28px var(--side) 42px;
  background:radial-gradient(ellipse at 74% 38%,#223552,#101c30 62%);
}

.meridian-copy h1 {
  font:normal clamp(56px,7vw,118px)/.9 Georgia,serif;
  letter-spacing:-.07em;
}

.meridian-copy>p:not(.eyeline) {
  margin:17px 0;
  color:#d1c9b7;
  font:16px/1.5 Georgia,serif;
}

.seasons {
  display:flex;
  gap:5px;
  flex-wrap:wrap;
}

.seasons button {
  background:transparent;
  color:#edd8a0;
  border:1px solid #a88c52;
  border-radius:22px;
  padding:8px 12px;
  min-height:36px;
  font:13px Georgia,serif;
}

.seasons button[aria-pressed=true] {
  background:#d5b772;
  color:#17233a;
}

.constellation-text {
  border-top:1px solid #927a46;
  margin-top:20px;
  padding-top:11px;
  min-height:109px;
}

.constellation-text span {
  font:9px ui-monospace,monospace;
  text-transform:uppercase;
  letter-spacing:.1em;
}

.constellation-text h2 {
  font:italic 30px Georgia,serif;
  margin:5px 0;
}

.constellation-text p {
  max-width:48ch;
  color:#dbd6c8;
  font:14px/1.5 Georgia,serif;
}

.planisphere {
  width:100%;
  max-width:555px;
  justify-self:center;
}

.observer-log {
  padding:35px 9vw 48px;
  background:#e8dfc9;
  color:#2a3341;
}

.observer-log h2 {
  font:38px Georgia,serif;
  letter-spacing:-.045em;
}

.observer-log>p:last-child {
  font:17px/1.6 Georgia,serif;
  max-width:66ch;
  margin-top:13px;
}

@media(max-width:690px) {
  .relay-layout,.topo,.tide-instrument,.meridian-studio,.harbour-log {
    grid-template-columns:1fr;
  }
  .relay-layout {
    gap:0;
  }
  .relay-intro h1 br,.topo-legend h1 br {
    display:none;
  }
  .relay-keys,.trail-keys {
    display:flex;
    gap:4px;
    flex-wrap:wrap;
  }
  .relay-keys {
    max-width:none;
  }
  .relay-keys button {
    font-size:10px;
  }
  .relay-readout>div {
    grid-template-columns:1fr;
    gap:6px;
  }
  .relay-service ol {
    grid-template-columns:1fr;
    gap:12px;
  }
  .topo-legend {
    border-right:0;
  }
  .trail-keys button {
    padding:7px;
  }
  .trail-card>div {
    grid-template-columns:1fr 1fr;
    gap:11px;
  }
  .trail-card p {
    grid-column:1/-1;
  }
  .tide-instrument {
    gap:22px;
  }
  .tide-reading>p:nth-child(2),.tide-reading>span {
    display:inline-block;
    margin-right:13px;
  }
  .harbour-log small {
    grid-column:auto;
  }
  .meridian-studio {
    gap:12px;
  }
  .meridian-copy h1 br {
    display:none;
  }
  .planisphere {
    max-width:370px;
  }
}

.help-desk {display:grid;grid-template-columns:.7fr 1.3fr;gap:5vw;padding:32px 5vw;background:#102942;border-bottom:1px solid #85b4ba}
.help-desk h1,.parts-heading{font:550 clamp(40px,5.6vw,90px)/1 ui-monospace,monospace;letter-spacing:-.075em}.help-desk aside>p:not(.eyeline){font-size:14px;line-height:1.55;margin:16px 0}.help-desk a,.support-guide button,#help-reset {color:#b1ebe1;text-decoration:underline;background:none;border:0;padding:6px 0;font:12px ui-monospace,monospace}
.help-desk label{display:block;font:600 12px ui-monospace,monospace;margin-bottom:7px}.help-desk input{width:100%;padding:13px 12px;background:#eff8ef;color:#182d3e;border:1px solid #8ac3c6}
#help-count{margin:10px 0;color:#b4dddd;font-size:11px}.support-guide{border-top:1px solid #7196a0;padding:11px 0}.support-guide summary strong{font-size:17px}.support-guide summary small{display:inline-block;min-width:88px;font-size:10px;color:#9ed4d3}.support-guide ol{font-size:13px;line-height:1.6;padding-left:25px}.support-guide a{margin-left:7px}
.parts-heading{font-size:clamp(34px,4.5vw,64px)}
@media(max-width:650px){.help-desk{grid-template-columns:1fr;gap:15px}.support-guide summary strong{font-size:14px}.support-guide summary small{min-width:70px}}

.meridian-studio>.meridian-copy{grid-column:1;grid-row:1}.meridian-studio>.planisphere{grid-column:2;grid-row:1/3}.meridian-studio>.lesson-check{grid-column:1;grid-row:2}
.course-meter {display:flex;align-items:center;gap:10px;font:10px ui-monospace,monospace;margin:12px 0}.course-meter progress{max-width:110px;height:8px;accent-color:#d7b770}
.lesson-check{padding-top:13px;border-top:1px solid #9e8956}.lesson-check h2,.course-done h2{font:normal 24px Georgia,serif}.lesson-check .eyeline{margin-bottom:4px}
#lesson-answers {display:flex;gap:5px;flex-wrap:wrap;margin-top:9px}.lesson-check button,.course-done button{border:1px solid #aa9259;color:inherit;background:transparent;padding:8px 10px;border-radius:3px;font:13px Georgia,serif}
#lesson-answers button:disabled{opacity:.65;cursor:default}#lesson-answers button.correct{background:#d4b976;color:#172438;opacity:1}#lesson-feedback{font:14px/1.4 Georgia,serif;margin-top:8px;min-height:1.3em}#next-lesson{margin-top:5px}
.course-done{padding:26px 8vw;background:#293951;color:#f6e5bb}.course-done p,.course-done button{margin:8px 0}
@media(max-width:690px){.meridian-studio>.meridian-copy,.meridian-studio>.planisphere,.meridian-studio>.lesson-check{grid-column:1;grid-row:auto}.meridian-studio>.planisphere{grid-row:2;max-width:315px}}

.gauge-controls,.gauge-table header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin:15px 0;color:#184b56}
.gauge-controls label,.gauge-controls a{font:12px ui-monospace,monospace}.gauge-controls select,.gauge-table button{padding:8px;background:#eef6f4;color:#194a57;border:1px solid #70949c}
.gauge-controls input{accent-color:#195864}.gauge-table{padding:15px var(--side) 32px;border-top:1px solid #90aeb0}.gauge-table h2{font:36px Georgia,serif}.gauge-table summary,.gauge-table>p{font:13px/1.6 ui-monospace,monospace;padding:6px 0}
.gauge-table table{border-collapse:collapse;width:min(500px,100%);margin:10px 0;font:13px ui-monospace,monospace}.gauge-table td,.gauge-table th{border-bottom:1px solid #a2bbba;text-align:left;padding:5px}.gauge-table caption{text-align:left;margin-bottom:8px}

.volunteer-desk {padding:30px 6vw;background:#d7dfc5;color:#2c3e2d;display:grid;grid-template-columns:1.1fr 1fr;gap:8%}
.volunteer-desk h2{font:38px/1.05 Georgia,serif}.volunteer-desk p:not(.eyeline){margin:9px 0;line-height:1.5}.volunteer-desk dl div{display:grid;grid-template-columns:70px 1fr;border-top:1px solid #91a083;padding:7px 0;font-size:13px}
#volunteer-form{align-self:center;border:1px dashed #7f9278;padding:16px}#volunteer-form label,#volunteer-form small{display:block;font:11px/1.5 ui-monospace,monospace}#volunteer-form select,#volunteer-form button{padding:9px;margin:6px 0;background:#f9f4df;border:1px solid #68775b;color:#283c2f}#volunteer-form button{background:#334c37;color:white}
#trail-pass{display:block;margin:9px 0;padding:10px;border-top:2px solid;font:14px/1.5 ui-monospace,monospace}
@media(max-width:650px){.volunteer-desk{grid-template-columns:1fr;gap:14px}}